Great doctor,I felt so comfortable,caring well of each his patience,I was waiting at lease may be 15 minutes,something like that,but not as most people said,I'm really so glad that came to Dr.Khasak,And I recommend him to every one,he is very good,very knowledgeable,he did everything so gently,without any rush,listen all my questions to the end,took care of me so well,even so before when I came,I was little nervous,because the first time,but he already was at work place very on time.So He is great Russian Doctor in white robe.I'm really glad for begging,and I will be back to return him.